Identify the poet and the title of the poem from which the stanz

Reading Comprehension
Read the quoted parts carefully and answer the questions in English.I celebrate myself, and sing myself. And what I assume you shall assume. For every atom belonging to me as good belongs to you. 
Identify the poet and the title of the poem from which the stanza is taken.
【正确答案】：

FROM WALT WHITMAN’S “SONG OF MYSELF”. 

【题目解析】：引文选自惠特曼的《自我之歌》。